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26. In order to continue to learn by ourselves after leaving school, we must  ______ learn how to study in the school now .

   A. after all  B. in all    C. above all  D. first of all

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25. The job is great in terms of salary . It has its disadvantages, _______ .

   A. though   B. however   C. even  D. therefore

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24. ______ it is hoped that college students should be equipped with the ability to take a good set of notes, this is not always the case.

   A. When   B. While    C. As   D. Unless

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23. The child should be punished. You shouldn’t let him ______ telling lies.

  A. keep away from      B. keep away with

  C. get away from       D. get away with

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22. Susan was just  _____ at those pigeons at the time, so I don’t think she saw me.

  A. spotting   B. watching  C. glaring    D. staring

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第一節(jié):?jiǎn)雾?xiàng)填空(共15小題;每小題1分,滿分15分)

從A、B、C、D四個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng)。

21. ------Mum,can I go out to play with Tom for just a while ?

  ------ _______ and do what you like.

  A. No way   B. Go ahead  C. It depends  D. Don’t worry

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38.(9分)下圖為牛胚胎移植的基本程序,請(qǐng)據(jù)圖回答:

(1)圖中a、b、c過(guò)程分別是指____________、________________、 __________。

(2)在胚胎移植過(guò)程中,供、受體母牛選擇好后,要用________激素進(jìn)行同期發(fā)情處理,這樣處理的原因是_____________________________________________________,(2分)以保證移植的胚胎能夠繼續(xù)正常發(fā)育。

(3)為了提高牛胚胎的利用率,常采取的方法是__________;處理的時(shí)期是 ________

________

(4)從哺乳動(dòng)物早期胚胎或原始性腺中分離出來(lái)的細(xì)胞,稱為ES或EK細(xì)胞。這類細(xì)胞的形態(tài)特征有______________________。

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37.(15分)如右圖為細(xì)胞融合的簡(jiǎn)略過(guò)程,請(qǐng)據(jù)圖回答:

⑴ 若A、B是植物細(xì)胞,在細(xì)胞融合之前已用_______處理,除去了_____;A、B到細(xì)胞C的過(guò)程中,常用的物理方法是_______。

⑵ 若A、B是植物細(xì)胞,則形成的D細(xì)胞還要應(yīng)用_______技術(shù)把D培養(yǎng)成植株。

⑶ 若A、B是動(dòng)物細(xì)胞,一般取自_________,然后用________,使其分散開(kāi)來(lái),A、B到C的過(guò)程中,常用的不用于植物細(xì)胞的手段是_____,所形成的D稱為_(kāi)_____________。

⑷ 若該過(guò)程是制備單克隆抗體,A為小鼠,B為淋巴細(xì)胞。那么,在獲得此細(xì)胞之前,小鼠已被注射了______。注射后小鼠身體產(chǎn)生了相應(yīng)的_______。圖中B為_(kāi)_________。

⑸ 若該過(guò)程仍是制備單克隆抗體,在A、B到C的過(guò)程中,所形成的C有_____種,用來(lái)培養(yǎng)的D細(xì)胞應(yīng)該是____。從中選擇出它的方法是____培養(yǎng)。獲得D后,常用的培養(yǎng)方法是________。

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